Using the meteorological net system of Xichang launch site as a platform, combined the current net technology and the special meteorological means, we had improved the hardware and software condition, collected many kinds historical and real-time meteorological information adequately, designed several of modules such as based-training, historical and real-time information, numerical forecast products and so on. Use the guarantee training of the forecasters as a cut-in point. This system makes the weather forecast, normal meteorological information collection, flash and thunder detection as the mainly content in the networking-training. Through the hard work, the meteorological network-training system has been established; it has been used in the meteorological training and weather support from then on and gotten very satisfied purpose in the process of satellite launch.